Finding the Fourth Proportional to 5,345,872.22, 7,370,166.84 and 4,246,950.08
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Solution
The fourth proportional to 5,345,872.22, 7,370,166.84 and 4,246,950.08 is: 5,855,121.37
Step by Step Solution
- Step 1: Write the proportion equation
5,345,872.22 : 7,370,166.84 = 4,246,950.08 : x - Step 2: Convert to fraction form
5,345,872.22/7,370,166.84 = 4,246,950.08/x - Step 3: Cross multiply
5,345,872.22x = 7,370,166.84 × 4,246,950.08 - Step 4: Simplify right side
5,345,872.22x = 31,300,730,650,751.35 - Step 5: Solve for x
x = 31,300,730,650,751.35/5,345,872.22 - Step 6: Final answer
x = 5,855,121.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.